diffusion barrier是什么意思

网络释义

用法例句

The physical model of liquid film diffusion was proposed on the basis of the influence of fluid field condition on liquid film diffusion.

在总结流场条件影响吸附传质过程的同时,提出了流场分布影响液膜扩散传质的物理模型,指出不同的流场分布,液膜厚度变化不同,传质阻力也就不同,从而导致传质效果的不同。

In the process of adsorption,it was controlled by Nerst film diffussion,at 188 minutes the adsprition rate reaxhed 97%,the velocity constant k=0.

偕胺肟基纤维在吸附溶液中Au3+的过程中受Nerst膜扩散的影响1,88min时吸附率达到97%,其吸附速率常数k=0。

In this paper, the models of film diffusion limiting derived by Fick Law Ⅰ and intraparticle diffusion limiting were used to analyse the kinetics of ammonium ion-exchanged by zeolite in the effluent from primary sediment tank and grit chamber.

本文利用Fick第一定律和物料衡算推导出膜扩散控制模型,并与粒内扩散控制Vermeulen模型处理沸石交换氨氮的动力学数据,描述了氯化铵溶液中铵离子浓度和搅拌速度对离子交换控制步骤的影响,计算出不同条件下膜扩散系数D/δ和粒内扩散系数D的值,并通过对沸石交换初沉池和沉砂池出水中氨氮的动力学研究,为沸石吸附再生工艺处理含氨废水工艺参数的确定提供了理论依据。

The oxygendiffusion film was composed of oxygenadsorption layer and electrocatalyst layer.

本文提出用氧扩散膜作ＴｉＯ２光催化膜的载体，介绍了氧扩散膜的制备及ＴｉＯ２在氧扩散膜表面的固定方法，ＴｉＯ２光催化膜的表面形态与微结构，不同条件下光催化分解草酸的速度。

Taking Zhenhai petrochemical oilcan engineering in Longhai as an example,This paper refers to oil slick's pervasion mode and analyses leakage-contamination accidents of undissolved petrochemicals,especially oil.

本文以龙海市镇海石化工程为例,采用油膜扩散相关模式,当发生油品等难溶性化学品的泄漏事故时,分别对漂浮的油膜以及分散于水体中溶解、乳化的油所造成的海洋环境污染影响加以预测、分析。

Film Diffusion of Ions as Considering the Impact of Electric Field from Soil Particle Surface;

考虑土粒表面电场作用下的离子液膜扩散

diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal.

液体通过一个半透膜进行的扩散，直到膜两边液体的浓度相同为止。

Spread of "1-2-1" Solution in the Epidural Space in patient undergoing Cesarean Section

“1-2-1”混合液在剖腹产病人硬膜外腔的扩散

Studies on the Molecular Simulation of Diffusion Process in Membrane and Water Solution;

膜及水溶液内扩散过程的分子模拟研究

Studies on the Molecular Simulation of Diffusion Process in Reverse Osmosis Membrane and Water Solution;

反渗透膜及水溶液内扩散过程的分子模拟研究

The interfacial diffusion of microemulsion membrane controled extraction process.

动力学研究表明提取过程的速控步骤为微乳液膜界面扩散过程。

Study on Technology and Mechanism of Removing Oxide Film during Vacuum-Free Vibration Liquid Phase Diffusion Bonding of SiCp/ZL101A Composites;

SiCp/ZL101A非真空振动液相扩散连接下氧化膜去除工艺及机理研究

Diffusion of fluid through a semipermeable membrane until there is an equal concentration of fluid on both sides of the membrane.

渗透液体通过一个半透膜进行的扩散，直到膜两边液体的浓度相同为止

diaphragm diffusion cell technique

膜片式扩散筒测定法

illuviation-diffusion argillan

淀积－扩散粘粒胶膜

the diffusion of gases and liquids

气体和液体的扩散.

The Antiferromagnetic Coupling and Interface Diffusion in Fe/Si Multilayers;

Fe/Si多层膜的层间耦合与界面扩散

Diffusion Behavior of Small Molecular Permeates in Polyelectrolyte Membrane;

小分子在聚离子膜中的扩散性能研究

Nonlinear Diffusion Kinetics in Nanometer-scale Multilayers;

纳米多层薄膜非线性扩散动力学研究

Determination of the diffusion coefficient of NO_2~- in Polymer film;

NO_2~-在聚合物膜中扩散系数的测定

Study on Interdiffusion of Cu/In in CIS Thin Films on Cu Substrate

Cu基底CIS薄膜的Cu/In互扩散研究

Methanol diffusion coefficient of composite Nafion-SiO_2-PWA membranes

Nafion-SiO_2-PWA复合膜甲醇扩散系数

Preparation and properties of SiCN diffusion barrier film for Cu interconnect in ULSI

SiCN扩散阻挡层薄膜的制备及特性研究